Average calculator
Mean, weighted average, median and mode.
How to useCalculate the average.
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Average calculator: what it is for
The average calculator finds the arithmetic mean and weighted average of a list of numbers, plus the median, mode, minimum, maximum and standard deviation.
For a weighted average, enter the weights in the same order as the numbers.
How to use
- Type the numbers, one per line or separated by spaces.
- For a weighted average, enter the weights.
- See the average and other statistics.
When to use it
- Calculating your grade average.
- Average sales or spending.
- Statistics homework.
Frequently asked questions
How do I calculate a weighted average?
Multiply each score by its weight, add them up and divide by the sum of the weights. Enter the weights in the second field.
Is it really free?
Yes, 100% free. No sign-up, no subscription and no usage limits. All Tools123 tools are free and run right in your browser.